Mass Transfer When the temperature and humidity of air is low, we usually use __________ draft cooling tower. Natural None of these Induced Forced Natural None of these Induced Forced ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature. Dew point Wet bulb None of these Dry bulb Dew point Wet bulb None of these Dry bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer H₂S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H₂S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in metres) corresponding to an operating line given by, y = 5x + 0.001 is 2 1 0.56 1.56 2 1 0.56 1.56 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law. Either A or B; depends on the gas Remains same Increases Decreases Either A or B; depends on the gas Remains same Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The fixed cost of a distillation column at minimum reflux ratio is Infinite None of these Minimum Optimum Infinite None of these Minimum Optimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model. Plug Perfectly mixed Both plug & perfectly mixed None of the listed here Plug Perfectly mixed Both plug & perfectly mixed None of the listed here ANSWER DOWNLOAD EXAMIANS APP